qishing

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Hackers are stepping up ‘qishing’ attacks by hiding malicious QR codes in PDF email attachments

Hackers are refining their ‘qishing’ techniques by hiding malicious QR codes in PDF documents attached to emails impersonating major organizations. New research from Barracuda Networks highlighted the rapid evolution of qishing attacks – a social engineering technique that uses QR codes to redirect users to phishing pages – which has grown over the last three months. Threat intelligence researchers at…